<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8" />
		<meta http-equiv="X-UA-Compatible" content="IE=edge" />
		<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" />
		<title>Title</title>
	</head>
	<body>
		<script type="text/javascript">
			let a = "name";
			let obj = {};
			obj[a] = "tom";
			console.log(obj);
		</script>
	</body>
</html>
